From patchwork Tue Jan 23 10:28:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Imre Deak X-Patchwork-Id: 13527185 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 82D17C47DDC for ; Tue, 23 Jan 2024 10:29:33 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 95ACC10F17B; Tue, 23 Jan 2024 10:28:56 +0000 (UTC) Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id AAC3C10EDBB; Tue, 23 Jan 2024 10:28:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1706005726; x=1737541726; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=r1SGjFbZ50BXnnoWbXE6ojq+34GJ7lTl9UhjNtzoJ68=; b=DHs9R85NE1yoCWHkUyvNBGNfNn4778G9zbKeQNtWdHa0F+MtT4yjG7SD nPejAL16YEWOyJBVbA7xpPHpy5KZS9o1f6UboxG354+ToluJ4T4cccy5k H5K0r3cNXEfPh+IfraaV6nDwK8lanlHzLnVv5+1PR7sTL1HsNPUaLvNRb fckFKVDqAcgb41oK6+0o1YGCyYgxAXEOw38debQasdsHN5NEop0TKT0jQ zu3kYGjE+UcaqkJ2b/4vSbnCAl5Rsa2CZiziMUobpET3kFZP8Nxh+UK4D samV1/wBBAR1GcQpuiZUIlzJVYFYq0O3E+oJt9TKlvvtr5OIF97HEsK9N w==; X-IronPort-AV: E=McAfee;i="6600,9927,10961"; a="401134152" X-IronPort-AV: E=Sophos;i="6.05,214,1701158400"; d="scan'208";a="401134152" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2024 02:28:46 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10961"; a="856283387" X-IronPort-AV: E=Sophos;i="6.05,214,1701158400"; d="scan'208";a="856283387" Received: from ideak-desk.fi.intel.com ([10.237.72.78]) by fmsmga004-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2024 02:28:45 -0800 From: Imre Deak To: intel-gfx@lists.freedesktop.org Subject: [PATCH 07/19] drm/i915/dp: Factor out intel_dp_update_sink_caps() Date: Tue, 23 Jan 2024 12:28:38 +0200 Message-Id: <20240123102850.390126-8-imre.deak@intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240123102850.390126-1-imre.deak@intel.com> References: <20240123102850.390126-1-imre.deak@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: dri-devel@lists.freedesktop.org Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Factor out a function updating the sink's link rate and lane count capabilities, used by a follow-up patch enabling the DP tunnel BW allocation mode. Signed-off-by: Imre Deak Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_dp.c | 11 ++++++++--- drivers/gpu/drm/i915/display/intel_dp.h | 1 + 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index f40706c5d1aad..23434d0aba188 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -3949,6 +3949,13 @@ intel_dp_has_sink_count(struct intel_dp *intel_dp) &intel_dp->desc); } +void intel_dp_update_sink_caps(struct intel_dp *intel_dp) +{ + intel_dp_set_sink_rates(intel_dp); + intel_dp_set_max_sink_lane_count(intel_dp); + intel_dp_set_common_rates(intel_dp); +} + static bool intel_dp_get_dpcd(struct intel_dp *intel_dp) { @@ -3965,9 +3972,7 @@ intel_dp_get_dpcd(struct intel_dp *intel_dp) drm_dp_read_desc(&intel_dp->aux, &intel_dp->desc, drm_dp_is_branch(intel_dp->dpcd)); - intel_dp_set_sink_rates(intel_dp); - intel_dp_set_max_sink_lane_count(intel_dp); - intel_dp_set_common_rates(intel_dp); + intel_dp_update_sink_caps(intel_dp); } if (intel_dp_has_sink_count(intel_dp)) { diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index a7906d8738c4a..49553e43add22 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -106,6 +106,7 @@ int intel_dp_config_required_rate(const struct intel_crtc_state *crtc_state); int intel_dp_rate_select(struct intel_dp *intel_dp, int rate); int intel_dp_max_common_rate(struct intel_dp *intel_dp); int intel_dp_max_common_lane_count(struct intel_dp *intel_dp); +void intel_dp_update_sink_caps(struct intel_dp *intel_dp); void intel_dp_compute_rate(struct intel_dp *intel_dp, int port_clock, u8 *link_bw, u8 *rate_select);